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/libavcodec/msmpeg4data.h

http://github.com/FFmpeg/FFmpeg
C Header | 88 lines | 40 code | 19 blank | 29 comment | 0 complexity | e08b92dc067500e273f073a4b10af6bc MD5 | raw file
 1/*
 2 * MSMPEG4 backend for encoder and decoder
 3 * copyright (c) 2001 Fabrice Bellard
 4 * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
 5 *
 6 * msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at>
 7 *
 8 * This file is part of FFmpeg.
 9 *
10 * FFmpeg is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * FFmpeg is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with FFmpeg; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 */
24
25/**
26 * @file
27 * MSMPEG4 data tables.
28 */
29
30#ifndef AVCODEC_MSMPEG4DATA_H
31#define AVCODEC_MSMPEG4DATA_H
32
33#include "libavutil/common.h"
34
35#include "rl.h"
36#include "vlc.h"
37
38/* motion vector table */
39typedef struct MVTable {
40    int n;
41    const uint16_t *table_mv_code;
42    const uint8_t *table_mv_bits;
43    const uint8_t *table_mvx;
44    const uint8_t *table_mvy;
45    uint16_t *table_mv_index; /* encoding: convert mv to index in table_mv */
46    VLC vlc;                /* decoding: vlc */
47} MVTable;
48
49extern VLC ff_msmp4_mb_i_vlc;
50extern VLC ff_msmp4_dc_luma_vlc[2];
51extern VLC ff_msmp4_dc_chroma_vlc[2];
52
53/* intra picture macroblock coded block pattern */
54extern const uint16_t ff_msmp4_mb_i_table[64][2];
55
56#define WMV1_SCANTABLE_COUNT 4
57
58extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64];
59
60#define NB_RL_TABLES  6
61
62extern RLTable ff_rl_table[NB_RL_TABLES];
63extern uint8_t ff_static_rl_table_store[NB_RL_TABLES][2][2 * MAX_RUN + MAX_LEVEL + 3];
64
65extern uint32_t ff_v2_dc_lum_table[512][2];
66extern uint32_t ff_v2_dc_chroma_table[512][2];
67
68extern const uint8_t ff_wmv1_y_dc_scale_table[32];
69extern const uint8_t ff_wmv1_c_dc_scale_table[32];
70extern const uint8_t ff_old_ff_y_dc_scale_table[32];
71
72extern MVTable ff_mv_tables[2];
73
74extern const uint8_t ff_v2_mb_type[8][2];
75extern const uint8_t ff_v2_intra_cbpc[4][2];
76
77extern const uint32_t ff_table_mb_non_intra[128][2];
78extern const uint8_t  ff_table_inter_intra[4][2];
79
80extern const uint32_t ff_table0_dc_lum[120][2];
81extern const uint32_t ff_table1_dc_lum[120][2];
82extern const uint32_t ff_table0_dc_chroma[120][2];
83extern const uint32_t ff_table1_dc_chroma[120][2];
84
85#define WMV2_INTER_CBP_TABLE_COUNT 4
86extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2];
87
88#endif /* AVCODEC_MSMPEG4DATA_H */